Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface according to the claimed design.

The shading depicts a contrast in appearance.

The longer broken-line showing of a portion of a mobile electronic device and the intermediate-length broken-line showing of a display screen boundary, as well as the features within the interface shown in still shorter broken-lines, are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 